/* $Id$ */ /* * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons * Copyright (c) 2017, 2018 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ enum htmltag { TAG_HTML, TAG_HEAD, TAG_BODY, TAG_META, TAG_TITLE, TAG_DIV, TAG_H1, TAG_H2, TAG_SPAN, TAG_LINK, TAG_BR, TAG_A, TAG_TABLE, TAG_COLGROUP, TAG_COL, TAG_TR, TAG_TD, TAG_LI, TAG_UL, TAG_OL, TAG_DL, TAG_DT, TAG_DD, TAG_PRE, TAG_VAR, TAG_CITE, TAG_B, TAG_I, TAG_CODE, TAG_SMALL, TAG_STYLE, TAG_MATH, TAG_MROW, TAG_MI, TAG_MN, TAG_MO, TAG_MSUP, TAG_MSUB, TAG_MSUBSUP, TAG_MFRAC, TAG_MSQRT, TAG_MFENCED, TAG_MTABLE, TAG_MTR, TAG_MTD, TAG_MUNDEROVER, TAG_MUNDER, TAG_MOVER, TAG_MAX }; enum htmlfont { HTMLFONT_NONE = 0, HTMLFONT_BOLD, HTMLFONT_ITALIC, HTMLFONT_BI, HTMLFONT_MAX }; struct tag { struct tag *next; enum htmltag tag; }; struct html { int flags; #define HTML_NOSPACE (1 << 0) /* suppress next space */ #define HTML_IGNDELIM (1 << 1) #define HTML_KEEP (1 << 2) #define HTML_PREKEEP (1 << 3) #define HTML_NONOSPACE (1 << 4) /* never add spaces */ #define HTML_LITERAL (1 << 5) /* literal (e.g.,
) context */
#define	HTML_SKIPCHAR	 (1 << 6) /* skip the next character */
#define	HTML_NOSPLIT	 (1 << 7) /* do not break line before .An */
#define	HTML_SPLIT	 (1 << 8) /* break line before .An */
#define	HTML_NONEWLINE	 (1 << 9) /* No line break in nofill mode. */
#define	HTML_BUFFER	 (1 << 10) /* Collect a word to see if it fits. */
	size_t		  indent; /* current output indentation level */
	int		  noindent; /* indent disabled by 
 */
	size_t		  col; /* current output byte position */
	size_t		  bufcol; /* current buf byte position */
	char		  buf[80]; /* output buffer */
	struct tag	 *tag; /* last open tag */
	struct rofftbl	  tbl; /* current table */
	struct tag	 *tblt; /* current open table scope */
	char		 *base_man; /* base for manpage href */
	char		 *base_includes; /* base for include href */
	char		 *style; /* style-sheet URI */
	struct tag	 *metaf; /* current open font scope */
	enum htmlfont	  metal; /* last used font */
	enum htmlfont	  metac; /* current font mode */
	int		  oflags; /* output options */
#define	HTML_FRAGMENT	 (1 << 0) /* don't emit HTML/HEAD/BODY */
};


struct	roff_node;
struct	tbl_span;
struct	eqn_box;

void		  roff_html_pre(struct html *, const struct roff_node *);

void		  print_gen_comment(struct html *, struct roff_node *);
void		  print_gen_decls(struct html *);
void		  print_gen_head(struct html *);
struct tag	 *print_otag(struct html *, enum htmltag, const char *, ...);
void		  print_tagq(struct html *, const struct tag *);
void		  print_stagq(struct html *, const struct tag *);
void		  print_text(struct html *, const char *);
void		  print_tblclose(struct html *);
void		  print_tbl(struct html *, const struct tbl_span *);
void		  print_eqn(struct html *, const struct eqn_box *);
void		  print_paragraph(struct html *);
void		  print_endline(struct html *);

char		 *html_make_id(const struct roff_node *);
int		  html_strlen(const char *);